If you like first person shooters then Shattered Horizon gives this genre a new dimension as you are out in space & not limited to running around on the ground.
It's good fun jet-packing around, once you get used to it & you can always clamp onto a solid surface with your magnetic boots if you want to snipe, or get your bearings. You can also shut down your spacesuit once you've built up a bit of speed & drift along without thrusters looking like you've died, then reboot your spacesuit when you are behind the enemy & take them by surprise, or rather try to
Graphics are really good, so long as you have a decent machine, they also did an update a few mths back with new maps & new weapons.
The only thing I'm not sure of is how busy the servers are, will take a look & post back.